11220210210209 has 24 divisors (see below), whose sum is σ = 15333913663488. Its totient is φ = 8070480865440.

The previous prime is 11220210210203. The next prime is 11220210210229. The reversal of 11220210210209 is 90201201202211.

It is not a de Polignac number, because 11220210210209 - 2²⁰ = 11220209161633 is a prime.

It is a super-2 number, since 2×11220210210209² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11220210210203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 800635937 + ... + 800649950.

It is an arithmetic number, because the mean of its divisors is an integer number (638913069312).

Almost surely, 2^{11220210210209} is an apocalyptic number.

It is an amenable number.

11220210210209 is a deficient number, since it is larger than the sum of its proper divisors (4113703453279).

11220210210209 is a wasteful number, since it uses less digits than its factorization.

11220210210209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601285925 (or 1601285918 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 11220210210209 in words is "eleven trillion, two hundred twenty billion, two hundred ten million, two hundred ten thousand, two hundred nine".